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t • •XHIBIT D (Cont'd) <br />The operator believes it is in compliance with federal and <br />' state laws and regulations governing water and water rights. <br />' There is no application of the river dredge law or siltation <br />structure removal requirement. <br />' Minin <br />Timetable <br />The operator estimates a steadil <br /> . <br />y <br />g <br />' increasing market over the next 24 years. Estimates are for <br /> production to increase from 300,000 to 500,000 tons on an annual <br />' basis. The sand and gravel deposit varies between 55,200 and <br /> 122,400 tons per acre and averages approximately 62,400 tons per <br />' acre. At the rate of 62,400 tons per acre, approximately 4.8 <br /> acres will be mined annually in the early years of the operation <br />' <br /> and 8.0 acres annually in the later years. The three-year <br />' stages will affect somewhat more than 15 and 24 acres, <br /> respectively, because the slope areas around the perimeter will <br />t contain less than 62,400 tons per acre of material and there are <br /> perimeter areas in each stage which will not be mined. Compari- <br />' 1 <br />E <br />hibit D <br />i <br /> - <br />x <br />th map <br />son of the following estimated timetable w <br />' indicates where the operation will begin, where it is going <br /> and an estimate of how long it will take. <br /> <br />1 <br />1 <br /> <br /> <br />- 9 - <br />1 <br />